A4988 Step Motor Driver Module

The A4988 Step Motor Driver Module is a compact and versatile driver board that provides an easy and efficient way to control stepper motors. This module is widely used in various DIY projects, robotics, 3D printers, CNC machines, and other applications that require precise control of stepper motors.

Key Features:

1. Microstepping: The A4988 driver module supports microstepping, allowing for smoother and more precise motor movements.
2. Step Size Selection: It provides options for selecting step sizes, including full-step, half-step, quarter-step, eighth-step, and sixteenth-step modes, offering flexibility in motor control.
3. High Current Capability: With its high current capability, the A4988 module can drive stepper motors with substantial torque requirements.
4. Adjustable Current Limit: Users can adjust the current limit through the onboard potentiometer, enabling fine-tuning of motor performance and preventing motor overheating.
5. Over-Temperature Shutdown: The module incorporates over-temperature thermal shutdown circuitry, enhancing safety and preventing damage due to overheating.
6. Simple Interface: It features a straightforward interface with step and direction inputs, making it easy to integrate into various projects.
7. Compatible with Arduino and Other Microcontrollers: The A4988 driver module is compatible with popular development platforms like Arduino, Raspberry Pi, and other microcontrollers, facilitating seamless integration into electronic projects.
8. Compact Design: Its compact size allows for easy integration into space-constrained applications.

Specifications:

• Operating Voltage: 8V to 35V
• Output Current: Up to 2A per phase (with proper heatsinking)
• Logic Voltage: 3V to 5.5V
• Maximum Microstepping Resolution: 1/16 step
• Thermal Shutdown Temperature: Approximately 150°C

Applications:

• 3D Printers
• CNC Machines
• Robotics Projects
• Automated Systems
• Camera Platforms
• Precision Motion Control Systems

Package Contents:

1 x A4988 Step Motor Driver Module

Note: Proper heat dissipation measures should be taken, especially when driving high-current stepper motors, to prevent overheating and ensure reliable operation.

The A4988 Step Motor Driver Module offers an excellent balance of performance, versatility, and affordability, making it a preferred choice among hobbyists, students, and professionals alike for various motor control applications.